Heat Transfer Heat transfer efficiency leading of energy conservation in a heat exchanger can be achieved by Enhancing the fluid pumping rate Increasing the tube length Keeping the heat transfer surface clean None of these Enhancing the fluid pumping rate Increasing the tube length Keeping the heat transfer surface clean None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Electro-magnetic spectrum range, which is important for radiation varies from __________ microns. 100 to 1000 0.5 to 50 10 to 100 1 to 100 100 to 1000 0.5 to 50 10 to 100 1 to 100 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is concerned with both heat and mass transfer ? Nusselt number Froude number Lewis relationship Kutateladze number Nusselt number Froude number Lewis relationship Kutateladze number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Steam economy in case of a triple effect evaporator will be < 1 1 Between 0 and 1 > 1 < 1 1 Between 0 and 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer co-efficient (h1) for liquids increases with Increasing temperature Decreasing Reynolds number None of these Decreasing temperature Increasing temperature Decreasing Reynolds number None of these Decreasing temperature ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a multipass shell and tube heat exchanger, the LMTD correction factor is always > 1 Between 1 & 2 1 < 1 > 1 Between 1 & 2 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
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